Brand: Bormioli Rocco. Bormioli Rocco offers the most widely used Mason jar in Italy for canning. Quattro Stagioni has a variety of sizes that all come with a unique gold one piece lid, perfect for any canner.
Combination(nCr). Permutation & Combination Calculator is an online statistics tool programmed to calculate the nPr-Permutation and nCr-Combination of the n different items or symbols. The factorial is involved to perform both the ncr and npr calculations for a given N and R sample points of a data set.
Nchar is fixed length and nvarchar is variable lenght - same as above. When to use it in SQL Server ? You should choose nvarchar or nchar (unicode support) if there is any possability that you will put unicode letters in that column, that is easy. Choice between fixed length strings and variable length strings in sql server can affect performanse in reading and writing.